#A7291C#A7291C

#A7291C is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.2% C 0.164 H 30.0°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#A7291C
RGB	rgb(167, 41, 28)
HSL	hsl(6, 71%, 38%)
HSV	hsv(6, 83%, 65%)
CMYK	cmyk(0%, 75.4%, 83.2%, 34.5%)
CIE-LAB	lab(37.64, 50.18, 38.72)
CIE-LCH	lch(37.64, 63.38, 37.66°)
OKLab	oklab(48.17% 0.1424 0.0823)
OKLCH	oklch(48.17% 0.164 30)
XYZ	xyz(16.9409, 9.8879, 2.1149)
Luminance	0.0988 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7291C #1C9AA7

analogous

#A71C54 #A7291C #A76F1C

triadic

#A7291C #1CA729 #291CA7

tetradic

#A7291C #54A71C #1C9AA7 #6F1CA7

square

#A7291C #54A71C #1C9AA7 #6F1CA7

split-complementary

#A7291C #1CA76F #1C54A7

monochromatic

#3E0F0A #731C13 #A7291C #DB3726 #E3675A

Accessibility & contrast

On white

7.05

#A7291C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#A7291C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A7291C

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7291C	#FFFFFF	#000000	##FFFFFF
##A7291C	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504719

Deuteranopia (green-blind)

#6F6315

Tritanopia (blue-blind)

#B80027

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a7291c;
/* rgb */ color: rgb(167, 41, 28);
/* oklch */ color: oklch(48.2% 0.164 30.0);

Tailwind

colors: {
  custom: {
    50: '#ca6d5a',
    500: '#a7291c',
    950: '#000000',
  },
}

SCSS

$custom: #a7291c;
$custom-light: #ca6d5a;
$custom-dark: #000000;

JSON

{
  "hex": "#a7291c",
  "rgb": {
    "r": 167,
    "g": 41,
    "b": 28
  },
  "hsl": {
    "h": 5.612,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.48169,
    "c": 0.16449,
    "h": 30
  },
  "luminance": 0.09885
}

Semantic roles & 50–950 ramp

primary

#A7291C

secondary

#58BDC7

accent

#DDEE3A

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A7291C

Body copy rendered with the generated semantic roles for this colour.

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